Cassiterite and Brucite Physical Properties

Cassiterite

Brucite

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Physical Properties

Tenacity

Brittle

Sectile

Solubility

insoluble

Durability

Specific Gravity

6.86-7.032.39

1 7.18

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Fracture

Subconchoidal, Uneven, Conchoidal, Irregular

Irregular

Cleavage

{100} imperfect, {110} indistinct; partings on {111} or {011}

Perfect on {0001}

Mohs Hardness

6-72.5

2 10

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Chemical Composition

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Cassiterite and Brucite Chemical Formula

While comparing Cassiterite and Brucite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Cassiterite and Brucite chemical formula.

Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Cassiterite and Brucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cassiterite and Brucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cassiterite and Brucite Optical Properties during the identification of gemstone. Specific gravity of Cassiterite is 2.39 whereas that of Brucite is 2.39.